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ATSAME70N21B-AN
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Product Detailed Parameters
- Description：IC MCU 32BIT 2MB FLASH 100LQFP
- Series：SAM E70
- Mfr：Microchip Technology
- Package：Tray
- Core Processor：ARM® Cortex®-M7
- Core Size：32-Bit Single-Core
- Speed：300MHz
- Connectivity：CANbus, Ethernet, I2C, IrDA, LINbus, MMC/SD/SDIO, QSPI, SPI, UART/USART, USB
- Peripherals：Brown-out Detect/Reset, DMA, I2S, POR, PWM, WDT
- Number of I/O：75
- Program Memory Size：2MB (2M x 8)
- Program Memory Type：FLASH
- EEPROM Size：-
- RAM Size：384K x 8
- Voltage - Supply (Vcc/Vdd)：1.62V ~ 3.6V
- Data Converters：A/D 10x12b; D/A 2x12b
- Oscillator Type：Internal
- Operating Temperature：-40°C ~ 105°C (TA)
- Mounting Type：Surface Mount
- Supplier Device Package：100-LQFP (14x14)
- Package / Case：100-LQFP
- Grade：-
- Qualification：-
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Overview
The ATSAME70N21B-AN is a microcontroller from the Microchip SAM E70 series, built on an ARM Cortex-M7 core. It features a maximum clock frequency of 300 MHz, 2 MB of Flash memory, and 384 KB of SRAM. The device utilizes a 100-LQFP package with 75 I/O pins. Operating voltage ranges from 1.62 V to 3.6 V, with an operating temperature range of -40°C to +105°C. It includes 10-channel 12-bit ADCs and 2-channel 12-bit DACs.
Feature Summary
- High-performance processing capability via ARM Cortex-M7 architecture
- Integrated extensive memory for complex application storage
- Supports multiple communication interfaces including Ethernet and USB
- Includes analog peripherals for signal acquisition and generation
Applications
- Industrial motor control systems
- Human-machine interface (HMI) displays
- Smart energy metering devices
- Medical equipment requiring high-speed data processing
Procurement Notes
Verify the specific suffix 'AN' corresponds to the 100-LQFP package configuration. Confirm that the required pin count and peripheral set align with the design schematic. Ensure the operating temperature range meets the environmental specifications of the final assembly. Cross-reference the datasheet revision to confirm compatibility with existing firmware libraries.
Selection Notes
Select this component when a balance of high computational throughput and moderate I/O density is required. The 100-pin form factor suits designs needing integrated connectivity without excessive board space. Consider the power consumption characteristics relative to the system's thermal constraints. Evaluate the available development tools for efficient software integration.
Part Context
This part belongs to the SAM E70 family, designed for applications demanding robust performance in embedded environments. It shares architectural similarities with other members of the series but offers specific memory and package configurations. The family supports various development kits for rapid prototyping and validation of embedded solutions.
Replacement Considerations
ATSAME70N21A-AN
FAQ
What is the maximum operating frequency of the ATSAME70N21B-AN?
The microcontroller operates at a maximum clock frequency of 300 MHz.
Does this device support Ethernet communication?
Yes, the ATSAME70N21B-AN includes an Ethernet MAC controller as part of its peripheral set.
